.guestbook{
  margin-top: 14px;
  width: 750px;
  padding-right: 50px;
}
.comment{
  width: 100%;
  height: 200px;
}
.login-con{
  left: 255px;
  top: 85px;
}
.comment-wrap{
  width: 100%;
  background: #fafafa;
  overflow: hidden;
}
.guestbook-sum{
  float: right;
}
.liuyan{
  width: 700px;
}
.form-inline .search_input{
  width: 365px;
  /* width: 60px; */
  /* transition: 1s; */
}
@media screen and (max-width: 1000px) {
  .guestbook{
    width: 550px;
    min-height: 1365px;
    padding-right: 20px;
  }
  .login-con{
    left: 170px;
  }
  .liuyan{
  width: 530px;
  }
   .form-inline .search_input{
    width: 230px;
  }
}